Home / 22,023.66-33,037.02-7,790.55

Finding the Fourth Proportional to 22,023.66, 33,037.02 and 7,790.55

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Solution

The fourth proportional to 22,023.66, 33,037.02 and 7,790.55 is: 11,686.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,023.66 : 33,037.02 = 7,790.55 : x
  2. Step 2: Convert to fraction form
    22,023.66/33,037.02 = 7,790.55/x
  3. Step 3: Cross multiply
    22,023.66x = 33,037.02 × 7,790.55
  4. Step 4: Simplify right side
    22,023.66x = 257,376,556.16
  5. Step 5: Solve for x
    x = 257,376,556.16/22,023.66
  6. Step 6: Final answer
    x = 11,686.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.